package com.example.demo.service;

import com.example.demo.model.purchaseMain;

import java.util.List;

public interface purchaseMainService {
    purchaseMain findById(String id);//查询指定采购主表信息

    List<purchaseMain> findAll();//查询所有采购主表信息

    void delete(String id);// 删除采购主表信息
    void deleteAllByPmpriceIsNull();
    purchaseMain save(purchaseMain purchaseMain);//保存和更新数据
}
